 |
| |||
| surface lisse; surface polie; surface plaine | |||
|
plain surface : 2 do fraz, 2 tematyki |
| Hutnictwo | 1 |
| Technika i technologia | 1 |
|
| |||
| surface lisse; surface polie; surface plaine | |||
|
plain surface : 2 do fraz, 2 tematyki |
| Hutnictwo | 1 |
| Technika i technologia | 1 |